*{margin: 0;padding: 0;}
html,body,#app{
    width:100%;
    height: 100%;
}
fl{
    float: left;
}
fr{
    float: right;
}
.el-breadcrumb{
    margin-bottom: 20px;
}
.el-table{
    margin-top: 20px;
}
.el-pagination{
    margin-top: 20px;
}